Yellow Special Service 66 Block Markers (20 Pack)
Lets the phone man know these are important lines and insulates the 66 pins to help prevent the line from being shorted accidentally.
These are plastic, non-conductive, they aren't bridging clips!
Lets the phone man know these are important lines and insulates the 66 pins to help prevent the line from being shorted accidentally.
These are plastic, non-conductive, they aren't bridging clips!